3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
9 // This is the ALICE implementation of TVirtualMCApplication
10 // for simulation with different implementations
11 // of the Virtual MonteCarlo
16 #include <TClonesArray.h>
18 #include <TMCProcess.h>
19 #include <TVirtualMCApplication.h>
26 class AliTrackReference;
28 class AliMC : public TVirtualMCApplication {
31 AliMC(const char *name, const char *title);
37 virtual void ConstructGeometry();
38 virtual Bool_t MisalignGeometry();
39 virtual void ConstructOpGeometry();
40 virtual void AddParticles();
41 virtual void InitGeometry();
42 virtual void SetAllAlignableVolumes();
43 virtual void GeneratePrimaries();
44 virtual void BeginEvent();
45 virtual void BeginPrimary();
46 virtual void PreTrack();
47 virtual void Stepping();
48 virtual void PostTrack();
49 virtual void FinishPrimary();
50 virtual void FinishEvent();
51 virtual Double_t TrackingZmax() const {return fTrZmax;}
52 virtual Double_t TrackingRmax() const {return fTrRmax;}
53 virtual Int_t DetFromMate(Int_t i) const { return (*fImedia)[i];}
56 virtual AliGenerator* Generator() const {return fGenerator;}
57 virtual void SetGenerator(AliGenerator *generator);
58 virtual void ResetGenerator(AliGenerator *generator);
61 virtual void ReadTransPar();
62 virtual void MediaTable();
63 virtual void EnergySummary();
64 virtual void FinishRun();
65 void AddEnergyDeposit(Int_t id, Float_t edep)
66 {fEventEnergy[id]+=edep;}
67 virtual void ResetHits();
68 virtual void ResetDigits();
69 virtual void ResetSDigits();
70 virtual void TrackingLimits( Float_t rmax=1.e10, Float_t zmax=1.e10)
71 {fTrRmax=rmax; fTrZmax=zmax;}
72 virtual void DecayLimits( Float_t rmin = -1., Float_t rmax = -1., Int_t pdg = 0)
73 {fRDecayMin = rmin; fRDecayMax = rmax; fDecayPdg = pdg;}
76 virtual void SetTransPar(const char *filename="$(ALICE_ROOT)/data/galice.cuts");
78 virtual void AddHit(Int_t id, Int_t track, Int_t *vol, Float_t *hits) const;
79 virtual void AddDigit(Int_t id, Int_t *tracks, Int_t *digits) const;
80 virtual void AddHitList(TCollection *hitList) {if (hitList) fHitLists->Add(hitList);}
81 Int_t GetCurrentTrackNumber() const;
82 virtual void DumpPart (Int_t i) const;
83 virtual void DumpPStack () const;
84 TList* GetHitLists() const {return fHitLists ;}
85 Int_t GetNtrack() const;
86 virtual Int_t GetPrimary(Int_t track) const;
87 const TObjArray* Particles() const;
88 TParticle *Particle(Int_t i) const;
89 virtual void PushTrack(Int_t done, Int_t parent, Int_t pdg,
90 const Float_t *pmom, const Float_t *vpos, const Float_t *polar,
91 Float_t tof, TMCProcess mech, Int_t &ntr,
92 Float_t weight = 1, Int_t is = 0) const;
93 virtual void PushTrack(Int_t done, Int_t parent, Int_t pdg,
94 Double_t px, Double_t py, Double_t pz, Double_t e,
95 Double_t vx, Double_t vy, Double_t vz, Double_t tof,
96 Double_t polx, Double_t poly, Double_t polz,
97 TMCProcess mech, Int_t &ntr, Float_t weight=1,
99 virtual void SetHighWaterMark(Int_t nt) const;
101 virtual void KeepTrack(Int_t itra) const;
102 virtual void FlagTrack(Int_t track) const;
103 virtual void SetCurrentTrack(Int_t track) const;
104 // Track reference related
105 AliTrackReference* AddTrackReference(Int_t label, Int_t id = -999);
106 // const TClonesArray* TrackReferences() const {return &fTrackReferences;}
107 virtual void RemapTrackReferencesIDs(const Int_t *map); //remaping track references MI
108 virtual void ResetTrackReferences();
109 virtual void FixParticleDecaytime();
111 void SetGeometryFromCDB();
112 Bool_t IsGeometryFromCDB() const;
114 // Random number generator status
115 void SetSaveRndmStatus(Bool_t value) { fSaveRndmStatus = value; }
116 void SetSaveRndmStatusPerEvent(Bool_t value) { fSaveRndmEventStatus = value; }
117 void SetReadRndmStatus(Bool_t value) { fReadRndmStatus = value; };
118 void SetRndmFileName(const TString& fileName) { fRndmFileName = fileName; };
121 AliMC(const AliMC&); // Not implemented
122 AliMC& operator= (const AliMC&); // Not implemented
123 void MakeTmpTrackRefsTree();
124 void ReorderAndExpandTreeTR();
127 AliGenerator *fGenerator; // Generator used in the MC
128 Bool_t fSaveRndmStatus; //! Options to save random engine status
129 Bool_t fSaveRndmEventStatus; //! Options to save random engine status for each event
130 Bool_t fReadRndmStatus; //! Options to read random engine status
131 TString fRndmFileName; //! The file name of random engine status to be read in
132 TArrayF fEventEnergy; //! Energy deposit for current event
133 TArrayF fSummEnergy; //! Energy per event in each volume
134 TArrayF fSum2Energy; //! Energy squared per event in each volume
135 Float_t fTrRmax; // Maximum radius for tracking
136 Float_t fTrZmax; // Maximu z for tracking
137 Float_t fRDecayMax; // Maximum radius for decay
138 Float_t fRDecayMin; // Minimum radius for decay
139 Int_t fDecayPdg; // PDG code of particle with forced decay length
140 TArrayI *fImedia; //! Array of correspondence between media and detectors
141 TString fTransParName; // Name of the transport parameters file
142 TList *fHitLists; //! Lists of hits to be remapped by PurifyKine
143 //Temporary Track Reference tree related
144 TTree *fTmpTreeTR; //! Temporary track reference tree
145 TFile *fTmpFileTR; //! Temporary track reference file
146 TClonesArray fTrackReferences; //! List of track references - for one primary track only
147 TClonesArray fTmpTrackReferences; //! Temporary list of track references - for one primary track only